Commit 1a1f7fd9 authored by Anas Nashif's avatar Anas Nashif Committed by Anas Nashif
Browse files

arc: make SRAM/DCCM values configurable 



Remove hardcoding and make the values configurable. Also make the
Kconfig variables consistent with other architectures.

Change-Id: I69334002303d4d8abaf7363d9134fd5f46ce4eeb
Signed-off-by: default avatarAnas Nashif <anas.nashif@intel.com>
parent d18b5844

arch/arc/Kconfig

+41 −8
Original line number Diff line number Diff line
@@ -54,14 +54,6 @@ config CPU_ARCV2 
	help

	  This option signifies the use of a CPU of the ARCv2 family.



config RAM_START

	prompt "RAM start address"

	hex



config RAM_SIZE

	prompt "RAM size (in kB)"

	int



config NSIM

	prompt "Running on the MetaWare nSIM simulator"

	bool
@@ -164,6 +156,47 @@ config XIP 
	default n if NSIM

	default y



config DCCM_SIZE

	int "DCCM Size in kB"

	help

	This option specifies the size of the DCCM in kB.  It is normally set by

	the platform's defconfig file and the user should generally avoid modifying

	it via the menu configuration.



config DCCM_BASE_ADDRESS

	hex "DCCM Base Address"

	help

	This option specifies the base address of the DCCM on the platform.  It is

	normally set by the platform's defconfig file and the user should generally

	avoid modifying it via the menu configuration.



config SRAM_SIZE

	int "SRAM Size in kB"

	help

	This option specifies the size of the SRAM in kB.  It is normally set by

	the platform's defconfig file and the user should generally avoid modifying

	it via the menu configuration.



config SRAM_BASE_ADDRESS

	hex "SRAM Base Address"

	help

	This option specifies the base address of the SRAM on the platform.  It is

	normally set by the platform's defconfig file and the user should generally

	avoid modifying it via the menu configuration.



config FLASH_SIZE

	int "Flash Size in kB"

	help

	This option specifies the size of the flash in kB.  It is normally set by

	the platform's defconfig file and the user should generally avoid modifying

	it via the menu configuration.



config FLASH_BASE_ADDRESS

	hex "Flash Base Address"

	help

	This option specifies the base address of the flash on the platform.  It is

	normally set by the platform's defconfig file and the user should generally

	avoid modifying it via the menu configuration.

config NSIM

	prompt "Running on the MetaWare nSIM simulator"

	bool

arch/arc/core/reset.S

+1 −1
Original line number Diff line number Diff line
@@ -28,7 +28,7 @@ 
#include <sections.h>

#include <arch/cpu.h>



#define _RAM_END (CONFIG_RAM_START + CONFIG_RAM_SIZE * 1024)

#define _RAM_END (CONFIG_SRAM_BASE_ADDRESS + CONFIG_SRAM_SIZE * 1024)



GTEXT(__reset)

arch/arc/soc/quark_se_ss/Kconfig.defconfig

+14 −2
Original line number Diff line number Diff line
@@ -37,14 +37,26 @@ config NUM_IRQS 
config SYS_CLOCK_HW_CYCLES_PER_SEC

	default 32000000



config RAM_START

config FLASH_BASE_ADDRESS

	default 0x40000000



config FLASH_SIZE

	default 152



config SRAM_BASE_ADDRESS

	default 0x4000 if NSIM

	default 0xa8000400



config RAM_SIZE

config SRAM_SIZE

	default 16 if NSIM

	default 24



config DCCM_BASE_ADDRESS

	default 0x80000000



config DCCM_SIZE

	default 8



if GPIO



config GPIO_DW

arch/arc/soc/quark_se_ss/linker.cmd

+6 −6
Original line number Diff line number Diff line
@@ -20,8 +20,8 @@ 
 */



/* Flash base address and size */

#define FLASH_START     0x40000000  /* Flash bank 1 */

#define FLASH_SIZE      152K

#define FLASH_START     CONFIG_FLASH_BASE_ADDRESS  /* Flash bank 1 */

#define FLASH_SIZE      CONFIG_FLASH_SIZE



/*

 * SRAM base address and size
@@ -29,11 +29,11 @@ 
 * Internal SRAM includes the exception vector table at reset, which is at

 * the beginning of the region.

 */

#define SRAM_START		CONFIG_RAM_START

#define SRAM_SIZE		CONFIG_RAM_SIZE

#define SRAM_START		CONFIG_SRAM_BASE_ADDRESS

#define SRAM_SIZE		CONFIG_SRAM_SIZE



/* Data Closely Coupled Memory (DCCM) base address and size */

#define DCCM_START		0x80000000

#define DCCM_SIZE		8K

#define DCCM_START		CONFIG_DCCM_BASE_ADDRESS

#define DCCM_SIZE		CONFIG_DCCM_SIZE



#include <arch/arc/v2/linker.cmd>

boards/arduino_101_sss/Makefile.board

+2 −2
Original line number Diff line number Diff line 
FLASH_SCRIPT = openocd.sh

OPENOCD_PRE_CMD = "-c targets 1"

OPENOCD_LOAD_CMD = "load_image ${O}/${KERNEL_BIN_NAME} 0x40000000"

OPENOCD_VERIFY_CMD = "verify_image ${O}/${KERNEL_BIN_NAME} 0x40000000"

OPENOCD_LOAD_CMD = "load_image ${O}/${KERNEL_BIN_NAME} $(CONFIG_FLASH_BASE_ADDRESS)"

OPENOCD_VERIFY_CMD = "verify_image ${O}/${KERNEL_BIN_NAME} $(CONFIG_FLASH_BASE_ADDRESS)"



GDB_PORT = 3334

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